function hdr(){
	var program = tdl.programs.loadProgramFromScriptTags("postProcessVertexShader", "hdrFragmentShader");
	var hdrPP = qtre.postProcessing.createPostProcessing(program);
	hdrPP.material.updateUniforms({
		RTScene : tdl.textures.loadTexture("../assets/hdr.png"),
		exposure : 1.0
	})
	pushParams({
		"exposure" : {
			"value" : 1.0,
			"materials" : ["PP_0"]
		}
	})
}
